Home / 7,602.60-11,385.37-4,305.70

Finding the Fourth Proportional to 7,602.60, 11,385.37 and 4,305.70

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Solution

The fourth proportional to 7,602.60, 11,385.37 and 4,305.70 is: 6,448.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,602.60 : 11,385.37 = 4,305.70 : x
  2. Step 2: Convert to fraction form
    7,602.60/11,385.37 = 4,305.70/x
  3. Step 3: Cross multiply
    7,602.60x = 11,385.37 × 4,305.70
  4. Step 4: Simplify right side
    7,602.60x = 49,021,987.61
  5. Step 5: Solve for x
    x = 49,021,987.61/7,602.60
  6. Step 6: Final answer
    x = 6,448.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.